The book addresses a number of basic topics about social security in China in general, including making social security a systematic goal in Chinese society, the shift in the employment market from insurance for the unemployed to unemployment insurance, as well as employment and security within the framework of the planned economy and the initial establishment of the socialist market economy and the system. Social security in the 1970s, the establishment of a sufficiency limit system in cities and towns, the transition from applying "insurance in institutions" to applying social security, and moving towards social justice and reforms in the new century.